Lines Matching +full:fixed +full:- +full:rate

2 .\" Copyright (c) 2009-2011 Joel Dahl <joel@FreeBSD.org>
39 .Bd -ragged -offset indent
60 driver are: multichannel audio, per-application
62 duplex operation, bit perfect audio, rate conversion and low latency
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118 .Xr snd_uaudio 4 (auto-loaded on device plug)
145 .Bl -tag -width ".Va snd_driver_load" -offset indent
177 re-routing of channels.
198 Commonly used for ear-candy or frequency compensation due to the vast
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261 .Bl -tag -width 2n
262 .It -1
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302 Maximum allowable sample rate.
304 Minimum allowable sample rate.
314 Sample rate converter quality.
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324 Technically the quality is poor however, due to the lack of anti-aliasing
331 100% fixed point, 64bit accumulator with 32bit coefficients and high precision
342 Sample rate rounding threshold, to avoid large prime division at the
361 rate, especially during high workload.
385 .Bl -tag -width 2n
410 when applications tries to re-open the same device.
425 matrixing, rate converting and equalizing.
429 If VCHANs are enabled, the bitperfect mode will use the VCHAN format/rate as
430 the definitive format/rate target.
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468 VCHAN format/rate selection.
470 .Bl -tag -width 2n
471 .It fixed
472 Channel mixing is done using fixed format/rate.
480 Channel mixing is done using fixed format/rate, but advanced operations such
494 channels with different format/rate.
496 be scanned, and the channel with the best format/rate (usually the
503 Sample rate speed for VCHAN mixing.
504 All playback paths will be converted to this sample rate before the mixing
536 .Bl -tag -width ".Pa /dev/sndstat" -compact
585 .Dl mixer -d pcm1
587 .Bl -diag
629 …ok formulae for audio EQ biquad filter coefficients (Audio-EQ-Cookbook.txt), by Robert Bristow-Joh…
630 .%U "https://www.musicdsp.org/en/latest/Filters/197-rbj-audio-eq-cookbook.html"
637 .%T "Polynomial Interpolators for High-Quality Resampling of Oversampled Audio, by Olli Niemitalo"
638 .%U "http://yehar.com/blog/wp-content/uploads/2009/08/deip.pdf"
661 .An -nosplit
669 .An Seigo Tanimura Aq Mt tanimura@r.dl.itc.u-tokyo.ac.jp
677 Some audio devices might refuse to work properly unless the sample rate is